“ㄧ覺到天明” (Sleeping Through the Night) ，”如何ㄧ家老小都睡的好”(How Infants, Toddlers, and their Parents got a good night sleep) 的作者、目前喬蒂是費城兒童醫院睡眠中心副主任，和聖約瑟夫大學心理學教授。